hopeless vs unyieldly

hopeless

adj
  • Giving no ground of hope; promising nothing desirable; desperate. 

  • Without talent, not skilled. 

  • Incurable. 

  • Without hope; despairing; not expecting anything positive. 

unyieldly

adj
  • Not yieldly; yielding little or nothing; unproductive; useless. 

How often have the words hopeless and unyieldly occurred in a corpus of books? (source: Google Ngram Viewer )